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Commit c7b95bcb authored by Atsushi Nemoto's avatar Atsushi Nemoto Committed by Ralf Baechle
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MIPS: TXx9: Runtime configuration of timeout-error 



Add kernel options to control bus timeout error.

Signed-off-by: default avatarAtsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent d10e025f

arch/mips/txx9/generic/setup.c

+11 −0
Original line number Original line Diff line number Diff line
@@ -68,7 +68,12 @@ unsigned int txx9_master_clock; 
unsigned int txx9_cpu_clock;

unsigned int txx9_cpu_clock;

unsigned int txx9_gbus_clock;

unsigned int txx9_gbus_clock;





#ifdef CONFIG_CPU_TX39XX

/* don't enable by default - see errata */

int txx9_ccfg_toeon __initdata;

#else

int txx9_ccfg_toeon __initdata = 1;

int txx9_ccfg_toeon __initdata = 1;

#endif





/* Minimum CLK support */

/* Minimum CLK support */
@@ -315,6 +320,12 @@ static void __init preprocess_cmdline(void) 
		} else if (strcmp(str, "dcdisable") == 0) {

		} else if (strcmp(str, "dcdisable") == 0) {

			txx9_dc_disable = 1;

			txx9_dc_disable = 1;

			continue;

			continue;

		} else if (strcmp(str, "toeoff") == 0) {

			txx9_ccfg_toeon = 0;

			continue;

		} else if (strcmp(str, "toeon") == 0) {

			txx9_ccfg_toeon = 1;

			continue;

		}

		}

		if (arcs_cmdline[0])

		if (arcs_cmdline[0])

			strcat(arcs_cmdline, " ");

			strcat(arcs_cmdline, " ");

arch/mips/txx9/generic/setup_tx3927.c

+0 −5
Original line number Original line Diff line number Diff line
@@ -32,11 +32,6 @@ void __init tx3927_setup(void) 
	int i;

	int i;

	unsigned int conf;

	unsigned int conf;





	/* don't enable - see errata */

	txx9_ccfg_toeon = 0;

	if (strstr(prom_getcmdline(), "toeon") != NULL)

		txx9_ccfg_toeon = 1;



	txx9_reg_res_init(TX3927_REV_PCODE(), TX3927_REG_BASE,

	txx9_reg_res_init(TX3927_REV_PCODE(), TX3927_REG_BASE,

			  TX3927_REG_SIZE);

			  TX3927_REG_SIZE);